Tested and Working
Attwood Sahara S1100 Pump.
Wire length is 29 inches.
Black-Ground, Solid Brown-Ignition,
Brown Stripe-Manual Switch
Just by looking at the end of the wires, it appears to have never been used.
An in-line fuse should be used when wiring up the pump, according to the manufacturer.
Youtube videos are available for more information from the manufacturer.